Description
FIXED IND 3.9MH 480MA 2.84 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SMP5057-394K.
SMP5057-394K has an inductance value of 3.9 mH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.
SMP5057-394K is rated for 480 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SMP5057-394K lists a DC resistance of 2.84Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SMP5057-394K uses a package or case of Nonstandard. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 3.9 mH |
| Tolerance | ±10% |
| Current Rating | 480 mA |
| DC Resistance (DCR) | 2.84Ohm Max |
| Saturation Current | 880mA |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.750" L x 0.620" W (19.04mm x 15.74mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Gowanda |
| Description | FIXED IND 3.9MH 480MA 2.84 OHM |
| Series | SMP5057 |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.650" (16.51mm) |
